5445564655445 has 4 divisors (see below), whose sum is σ = 6534677586540. Its totient is φ = 4356451724352.

The previous prime is 5445564655429. The next prime is 5445564655523.

It is a happy number.

5445564655445 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 721210276081 + 4724354379364 = 849241^2 + 2173558^2 .

It is a cyclic number.

It is not a de Polignac number, because 5445564655445 - 2⁴ = 5445564655429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544556465540 + ... + 544556465549.

It is an arithmetic number, because the mean of its divisors is an integer number (1633669396635).

Almost surely, 2^{5445564655445} is an apocalyptic number.

It is an amenable number.

5445564655445 is a deficient number, since it is larger than the sum of its proper divisors (1089112931095).

5445564655445 is a wasteful number, since it uses less digits than its factorization.

5445564655445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089112931094.

The product of its digits is 576000000, while the sum is 62.

The spelling of 5445564655445 in words is "five trillion, four hundred forty-five billion, five hundred sixty-four million, six hundred fifty-five thousand, four hundred forty-five".